linux-kernel - Re: [PATCH] blk-mq: Put driver tag in blk_mq_dispatch_rq

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Message-ID: <8b247811-7ce5-7a2c-66f4-1a45235f622c@kernel.dk>
Date:   Thu, 16 Apr 2020 09:27:12 -0600
From:   Jens Axboe <axboe@...nel.dk>
To:     John Garry <john.garry@...wei.com>
Cc:     linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
        ming.lei@...hat.com
Subject: Re: [PATCH] blk-mq: Put driver tag in blk_mq_dispatch_rq_list() when
 no budget

On 4/16/20 5:18 AM, John Garry wrote:
> If in blk_mq_dispatch_rq_list() we find no budget, then we break of the
> dispatch loop, but the request may keep the driver tag, evaulated
> in 'nxt' in the previous loop iteration.
> 
> Fix by putting the driver tag for that request.

Applied, thanks.

-- 
Jens Axboe